Havuz

Production-ready Java implementation of the Transactional Outbox Pattern for Spring Boot 4, Kafka and PostgreSQL, with idempotency, batch pu

End-to-end retail lakehouse on Databricks: dual-path ingestion from PostgreSQL and S3, dbt-modeled galaxy schema with SCD2 history, Airflow

Self-hosted chat-with-your-database: natural-language questions answered by real read-only SQL, with a curated context layer and a physical

一个ai驱动的自习室学习平台，目前用户500+，欢迎star!

Prometheus cloud SD service for discovering AWS and Alibaba Cloud databases, middleware, and node exporter targets.

PostgreSQL diagnostic tool

🌈 主打可视化CRUD代码生成与极简内核，基于 Golang + Gin + Vue3 + TS 等顶流技术栈的后台管理系统，前后端分离 + 双端开源免费商用；开发工作主要以【AI 执笔 + 人工逐行雕琢】的模式进行，开发日志全程记录并同步开源。

A fast, open-source PostgreSQL GUI client (.NET + Avalonia)

A CRM your AI agents can actually work in. Source-available: it's yours, you get the source.

Admin panel for your PostgreSQL database that mounts inside your Go server. Reads your schema; pgx only, no ORM, no JS build.

Collaborative travel planning SaaS — plan itineraries on a map, vote on stops, and split expenses fairly.

Production-grade Telegram media downloader built as a SaaS core: Clean Architecture, Python 3.13, aiogram 3, yt-dlp subprocess isolation, ar

Resonate Durable Execution in a single SQL file

Next.js + PostgreSQL UPI scanner/order hub with Telegram login, worker dashboard, wallets, and admin tools

Open-source Bill of Materials (BOM) wiki: an editable, versioned encyclopedia of products, assemblies, parts, and manufacturing knowledge.

⚡️ Open source Next.js SaaS boilerplate and starter kit: Better Auth, Stripe, Prisma, Tailwind, TypeScript. Full payments in the free tier,

Execute chDB queries in Postgres

生产级通用 Text-to-SQL 服务：基于 FastAPI + LangGraph + RAG，将自然语言转换为安全可执行的 SQL，内置 SQL Guard、few-shot/schema 检索、限流、缓存、Langfuse 追踪、Prometheus/Grafana 监控

AI-powered platform for intelligent event orchestration, automated team formation, judge assignment, evaluation integrity, and multi-round c

Advanced Multi-Agent AI Crude Oil Trading System with Adversarial Validation 2026

Balanced Portfolio 是一款机构级的投资管理工具，包括基于桥水基金风险平价理论的全天候策略投资组合管理与回测系统、中金所股指期货描述性统计看板和场外期权自动敲入敲出产品(autocallables)结构化产品定价功能，供广大投资者参考和交流学习。

Fast async Python ORM with a Rust engine — Tortoise-style models, querysets, relations and migrations for PostgreSQL, MySQL, MariaDB, SQLite

Your second brain - capture your mind

Persistent memory and operational continuity for AI coding agents — append-only event ledger (AgentBook), rolling summaries, self-model, bel

自动化 A 股金融数据采集平台：行情/财务/Tick，DAG 编排 + 定时调度 + 查漏补缺。 Automated A-share market-data platform: K-line, financials & tick via QMT/xtquant — DAG pi

SQL query and EXPLAIN plan visualizer for PostgreSQL and MySQL. Turn SQL into flowcharts, inspect query health, and explore execution plans

🏛️ Memory OS for AI agents — every conversation becomes a catalog card (archive no · entities · evidence · trace back to the transcript). Fo

ORM, but better

Automatically generates a pgTAP test suite and the seed data that proves your Postgres/Supabase RLS policies actually hold. No manual test-w

(Unofficial WIP) Helm chart for Fitpub — federated fitness tracking platform https://codeberg.org/fitpub/fitpub

A polished project management tool with workspace-wide lists, labels and custom fields, automations, assigned work, realtime collaboration,

EnvKit — free local development environment for Windows & macOS: nginx/Apache, multiple PHP versions, MySQL/MariaDB, PostgreSQL, Redis, Mo

Gradle plugin that generates the actual db schema after applying Liquibase migrations

Distributed Firecracker VM Orchestrator written in Elixir

Self-hosted, MIT-licensed AI-agent orchestration platform. Agents with personas, skills & tools that chat, run ~90 tools, delegate to sub-ag

Semantic product search for commerce: find products by meaning, not keywords. A Medusa v2 module backed by pgvector + Gemini embeddings, wit

MyClass — open-source private tutoring management (students, schedules, bills, VN timezone). Next.js 15 + Postgres. Self-hosted.

面向 PRD、业务规则、SOP、流程文档和产品截图的证据型 RAG 知识库。

A股免费高频数据采集工具：支持 CSV/PostgreSQL，覆盖日线、5分钟线、行情快照、基础资料与 pytdx 参考数据。A-share market data collectors.

开源数字商品交易平台后端服务，支持文件下载、卡密销售、Wiki订阅等多态商品类型，内置基于go-plugin的插件系统和JWT双令牌认证

Self-hosted панель учёта расходов на инфраструктуру: автосинк серверов, балансов и платежей через API хостеров. Мультивалютность, прогнозы,

Spring Boot REST API for a Hadith encyclopedia, featuring authentication, role-based access, search, and content administration.

Types generator for your Bun.sql queries

A drop-in modernization of jmoiron/sqlx that fixes lexer bugs, automates IN expansion, and adds pluggable hooks — built for Go 1.21+.

AI 生图 Web 应用

AI-powered maternal healthcare platform with real-time vitals monitoring, maternal risk scoring, AI guidance, nutrition tracking, medication

Application hosting made easy. Push a repo, pick a server, get a deployment - on any hosting, with any price.

Database Installer for babies. (Only 20MB RAM) Support postgres w High Avability, Auto Backup S3, PITR by default. Without touching CLI

This is a set of hands-on labs for getting started in PostgreSQL

ER diagram generator. Paste CREATE TABLE statements and get a clean, interactive ERD — runs 100% in your browser, nothing uploaded